Replaces 9 pairs of dumbbells or 540 lbs of free weights.

PowerBlocks are the world's best dumbbells. Why? PowerBlocks are perfectly balanced. They are the heaviest, most compact, and easiest to use quick change dumbbell. PowerBlock is the only dumbbell system that can expand to meet your strength needs. Dumbbells are the most versatile and effective exercise tool ever developed for strength training. Now you can have rapid access to a whole rack of dumbbells at home in the space of just one pair, and at a fraction of the price of conventional dumbbells.

• Sport 50 replaces 9 pairs of dumbbells / 540 lbs. of weights
  • Dimensions: 12″L x 6.5″W x 6.5″ H
  • Increments: 10, 15, 20, 25, 30, 35, 40, 45, 50 lbs. per hand
• The Sport 50 cannot be further expanded.
  
• PowerBlock Stands Sold Seperately.